def write_sources_to_disk(package: Package, package_dir: Path,
ipfs_backend: BaseIPFSBackend) -> None:
sources = resolve_sources(package, ipfs_backend)
for path, source_contents in sources.items():
target_file = package_dir / SRC_DIR_NAME / path
target_dir = target_file.parent
if not target_dir.is_dir():
target_dir.mkdir(parents=True)
target_file.touch()
validate_parent_directory((package_dir / SRC_DIR_NAME), target_file)
target_file.write_text(source_contents)
def write_build_deps_to_disk(pkg: Package, pkg_dir: Path,
ipfs_backend: BaseIPFSBackend) -> None:
if "build_dependencies" in pkg.manifest:
child_ethpm_dir = pkg_dir / ETHPM_PACKAGES_DIR
child_ethpm_dir.mkdir()
for name, uri in pkg.manifest["build_dependencies"].items():
dep_pkg = Package(Namespace(uri=uri, alias=""), ipfs_backend)
tmp_dep_dir = child_ethpm_dir / name
tmp_dep_dir.mkdir()
validate_parent_directory(pkg_dir, tmp_dep_dir)
write_pkg_installation_files(dep_pkg, tmp_dep_dir, ipfs_backend)
def install_package(pkg: Package, config: Config) -> None:
if is_package_installed(pkg.alias, config):
raise InstallError(
f"Installation conflict: Package: '{pkg.manifest['package_name']}' "
f"aliased to '{pkg.alias}' already installed on the filesystem at "
f"{config.ethpm_dir / pkg.alias}. Try installing this package with "
"a different alias.")
# Create temporary package directory
tmp_pkg_dir = Path(tempfile.mkdtemp())
write_pkg_installation_files(pkg, tmp_pkg_dir, config.ipfs_backend)
# Copy temp package directory to ethpm dir namespace
dest_pkg_dir = config.ethpm_dir / pkg.alias
validate_parent_directory(config.ethpm_dir, dest_pkg_dir)
shutil.copytree(tmp_pkg_dir, dest_pkg_dir)
install_to_ethpm_lock(pkg, (config.ethpm_dir / LOCKFILE_NAME))
